local helpers = require('test.functional.helpers')(after_each) local eq, clear, call = helpers.eq, helpers.clear, helpers.call local command = helpers.command local exc_exec = helpers.exc_exec local matches = helpers.matches local is_os = helpers.is_os describe('exepath()', function() before_each(clear) it('returns 1 for commands in $PATH', function() local exe = is_os('win') and 'ping' or 'ls' local ext_pat = is_os('win') and '%.EXE$' or '$' matches(exe .. ext_pat, call('exepath', exe)) command('let $PATH = fnamemodify("./test/functional/fixtures/bin", ":p")') ext_pat = is_os('win') and '%.CMD$' or '$' matches('null' .. ext_pat, call('exepath', 'null')) matches('true' .. ext_pat, call('exepath', 'true')) matches('false' .. ext_pat, call('exepath', 'false')) end) it('fails for invalid values', function() for _, input in ipairs({'v:null', 'v:true', 'v:false', '{}', '[]'}) do eq('Vim(call):E1174: String required for argument 1', exc_exec('call exepath('..input..')')) end eq('Vim(call):E1175: Non-empty string required for argument 1', exc_exec('call exepath("")')) command('let $PATH = fnamemodify("./test/functional/fixtures/bin", ":p")') for _, input in ipairs({'v:null', 'v:true', 'v:false'}) do eq('Vim(call):E1174: String required for argument 1', exc_exec('call exepath('..input..')')) end end) if is_os('win') then it('append extension if omitted', function() local filename = 'cmd' local pathext = '.exe' clear({env={PATHEXT=pathext}}) eq(call('exepath', filename..pathext), call('exepath', filename)) end) end end)